/Engine/Source/Runtime/MovieScene/Public/Evaluation/PreAnimatedState/MovieScenePreAnimatedStateStorage.h
Simple pre-animated state storage that doesn't support any grouping, and lets people simply implement a `void RestoreState(KeyType, Params)_ method on their state class.
template<typename KeyType, typename StorageType> struct TSimplePreAnimatedStateStorage : public [UE::MovieScene::TPreAnimatedStateStorage< TSimplePreAnimatedStateTraits< KeyType, StorageType > >](API\Runtime\MovieScene\Evaluation\PreAnimatedState\TPreAnimatedStateStorage)